Behrendt, Karsten, Holger Gibhardt, Jeannis-Nicos Leist, Klaudia Hradil, and Götz Eckold. “Ferroelectricity and Modulated Phases in Mixed Crystals of the A2BX4-Compounds”. Diffusion Fundamentals 12 (June 1, 2010). Accessed April 10, 2025. https://diffusion.journals.qucosa.de/diffusion/article/view/386.